Sample 68M50
NavDat sample number 21326 · GRANITE
Sample
| Sample ID | 68M50 |
|---|---|
| Alternate ID | A8 |
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | James G. Moore |
Location
| Latitude | 36.9126 |
|---|---|
| Longitude | -118.663 |
| State / province | California |
| Volcanic field | Granite of Tehlpite Dome |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 104.5 | 65 | 144 | Cretaceous |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.5 | WT% | XRF | |
| TIO2 | 0.3 | WT% | XRF | |
| AL2O3 | 13.9 | WT% | XRF | |
| FE2O3 | 0.67 | WT% | XRF | |
| FEO | 0.97 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 0.5 | WT% | XRF | |
| CAO | 2.34 | WT% | XRF | |
| NA2O | 3.3 | WT% | XRF | |
| K2O | 4.16 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| LOI | 0.42 | WT% | XRF | |
| BA | 630 | PPM | XRF | |
| CU | -20 | PPM | XRF | |
| CR | -20 | PPM | XRF | |
| NB | 18 | PPM | XRF | |
| NI | -20 | PPM | XRF | |
| RB | 148 | PPM | XRF | |
| SR | 198 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZN | 26 | PPM | XRF | |
| ZR | 96 | PPM | XRF | |
| LA | 54 | PPM | XRF | |
| CE | 60 | PPM | XRF |